wpt / css / css-grid / grid-model / grid-container-ignores-first-line-001.html

Status: PASS | Duration: 3ms | Subtests: 12/12 | Open test on wpt.live | wpt.fyi

TestTest SourceSubtests (12/12)

Data from commit:
708eb61 WPT runner: support mismatch reftests and multiple rel=match links (#665) (2026-08-09)

SubtestStatusMessage
.grid,.inline-grid 1PASS
.grid,.inline-grid 2PASS
.grid,.inline-grid 3PASS
.grid,.inline-grid 4PASS
.grid,.inline-grid 5PASS
.grid,.inline-grid 6PASS
.grid,.inline-grid 7PASS
.grid,.inline-grid 8PASS
.grid,.inline-grid 9PASS
.grid,.inline-grid 10PASS
.grid,.inline-grid 11PASS
.grid,.inline-grid 12PASS

/css/css-grid/grid-model/grid-container-ignores-first-line-001.html

<!DOCTYPE html>
<meta charset="utf-8">
<title>CSS Grid Layout Test: '::first-line' is ignored in grid containers</title>
<link rel="author" title="Manuel Rego Casasnovas" href="mailto:rego@igalia.com">
<link rel="help" href="http://www.w3.org/TR/css-grid-1/#grid-containers">
<link rel="help" href="http://www.w3.org/TR/css3-selectors/#first-formatted-line">
<meta name="assert" content="The test checks that grid item should ignore grid container's first-line pseudo-element.">
<link href="/css/support/grid.css" rel="stylesheet">
<style>
  body { line-height: 20px; }
  .grid-first-line::first-line { line-height: 100px; }
  .container::first-line { line-height: 200px; }
</style>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/resources/check-layout-th.js"></script>

<body onload="checkLayout('.grid,.inline-grid');">

<div id="log"></div>

<div class="grid grid-first-line">
  <div class="item" data-expected-height=20>The first item.</div>
  <div class="item" data-expected-height=20>The second item.</div>
</div>

<div class="inline-grid grid-first-line">
  <div class="item" data-expected-height=20>The first item.</div>
  <div class="item" data-expected-height=20>The second item.</div>
</div>

<div class="grid grid-first-line" data-expected-height=20>
  Anonymous item.
</div>

<div class="inline-grid grid-first-line" data-expected-height=20>
  Anonymous item.
</div>

<div class="container">
  <div class="grid grid-first-line">
    <div class="item" data-expected-height=20>The first item.</div>
    <div class="item" data-expected-height=20>The second item.</div>
  </div>
</div>

<div class="container">
  <div class="inline-grid grid-first-line">
    <div class="item" data-expected-height=20>The first item.</div>
    <div class="item" data-expected-height=20>The second item.</div>
  </div>
</div>

<div class="container">
  <div class="grid grid-first-line" data-expected-height=20>
    Anonymous item.
  </div>
</div>

<div class="container">
  <div class="inline-grid grid-first-line" data-expected-height=20>
    Anonymous item.
  </div>
</div>

<div class="container">
  <div class="grid">
    <div class="item" data-expected-height=20>The first item.</div>
    <div class="item" data-expected-height=20>The second item.</div>
  </div>
</div>

<div class="container">
  <div class="inline-grid">
    <div class="item" data-expected-height=20>The first item.</div>
    <div class="item" data-expected-height=20>The second item.</div>
  </div>
</div>

<div class="container">
  <div class="grid" data-expected-height=20>
    Anonymous item.
  </div>
</div>

<div class="container">
  <div class="inline-grid" data-expected-height=20>
    Anonymous item.
  </div>
</div>

</body>